import win32api
import win32con

win32api.keybd_event(17, 0, 0, 0)
win32api.keybd_event(49, 0, 0, 0)
win32api.keybd_event(49, 0, win32con.KEYEVENTF_KEYUP, 0)
win32api.keybd_event(17, 0, win32con.KEYEVENTF_KEYUP, 0)
